1312400433442 has 8 divisors (see below), whose sum is σ = 2249829314496. Its totient is φ = 562457328612.

The previous prime is 1312400433433. The next prime is 1312400433451. The reversal of 1312400433442 is 2443340042131.

It is an interprime number because it is at equal distance from previous prime (1312400433433) and next prime (1312400433451).

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46871444038 + ... + 46871444065.

It is an arithmetic number, because the mean of its divisors is an integer number (281228664312).

Almost surely, 2^{1312400433442} is an apocalyptic number.

1312400433442 is a deficient number, since it is larger than the sum of its proper divisors (937428881054).

1312400433442 is an equidigital number, since it uses as much as digits as its factorization.

1312400433442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93742888112.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 1312400433442 its reverse (2443340042131), we get a palindrome (3755740475573).

The spelling of 1312400433442 in words is "one trillion, three hundred twelve billion, four hundred million, four hundred thirty-three thousand, four hundred forty-two".